/*
 * Copyright 2020 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kie.dmn.api.core;

import java.util.Map;

public interface DMNMetadata {

    /**
     * Sets or changes the value of an attribute
     *
     * @param name the attribute name
     * @param value the attribute value
     * @return the previous value associated with the name if present, null otherwise
     */
    Object set(String name, Object value);

    /**
     * Returns an attribute associated with this meta data by name.
     *
     * @param name the attribute name
     * @return the attribute object
     */
    Object get(String name);

    /**
     * @return a read-only map of attributes.
     */
    Map<String, Object> asMap();

}
